摸具的所有的设计对于零件来说尺寸过小.The overall design of the tools were undersized for the parts.坐鞍是马具的一部分.The saddle is a part of a horse's harness.介绍了一种细长螺旋件加工输具的结构及加工方法.The structure and process of a threaded shaft are introduce...
苦恼是无谓的。There's no point in getting upset.化学品在无谓地污染着土壤。Chemicals were pointlessly poisoning the soil.防守队员完全因为粗心大意而造成了无谓的失球。The defence conceded stupid goals through sheer carelessness....
Her orbital speed must be a few hundred meters per second.其轨道速度一定是在每秒几百米。These cars are put at intervals of three meters.这些车每隔三米放一辆.The plane was flying at an altitude of 2000 meters.这时飞机的高度是2000公尺....